SSC CHSL Quiz : Quantitative Aptitude

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Q1.) If

then k is
यदि

, तो k है

(A) 2
(B) 1
(C) 0
(D) ½

Q2.)The area of the largest triangle that can be inscribed in a semicircle of radius 6m is

6 मी त्रिज्या के अर्धवृत्त के अन्त: बने सबसे बड़े त्रिभुज का क्षेत्रफल है:

(A) 36 m²(B) 72 m²(C) 18 m²(D) 12 m²

3. The value of is

का मान है

(A) 2sinθ
(B) 2cosθ
(C) 2secθ
(D) 2cosecθ

Q4.) Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. The ratio between the capacity of a man and a woman is

बीस महिलाएं सोलह दिनों में किसी काम को कर सकती हैं। सोलह पुरुष पंद्रह दिनों में उसी काम को पूरा कर सकते हैं। एक आदमी और एक महिला की क्षमता के बीच अनुपात है

(A) 3:4
(B) 4:3
(C) 5:3
(D) 5:7

Q.5 The smallest number which when divided by 18, 24, 38 and 42 leaves the remainder 15, 21,     35 and 39 respectively is :-

वह सबसे छोटी संख्या क्या है जिसको कि 18, 24, 38 और 42 से भाग देने पर क्रमशः 15, 21, 35 और 39 शेषफल बचे ?

9887
2397
6097
9573

Q.6 The total cost of 18 pens and 23 pencils is Rs. 231, while the total cost of 7 pens and 13 pencils is Rs. 102. What is the cost of 4 pens and 9 pencils?

18 पेनों और 23 पेंसिलो का कुल मूल्य 231 रू. है, जबकि 7 पेनों और 13 पेंसिलो का कुल मूल्य 102 रू. है। 4 पेनों और 9 पेंसिलो का मूल्य क्या है?

Q.7 After 10% reduction in the price of pen, a student buys 4 more pens in Rs. 160. Find the new price of the pen.

पेनों के मूल्य में 10% की कमी होने पर एक विद्यार्थी 160 रू. में 4 पेन अधिक खरीद सकता है। पेन का नया मूल्य ज्ञात कीजिए-

4.50
3.50
4
2.5

Q.8 The profit earned after selling an article for Rs. 878 is the same as loss incurred after selling the article for Rs. 636. What is the cost price of the article?

एक वस्तु को 878 रू. बेचने पर प्राप्त लाभ उस वस्तु को 636 रू. में बेचने पर हुयी हानि के ही बराबर है। वस्तु का क्रय मूल्य क्या है?

Q.9 Two numbers are in the ratio 5:4 and their difference is 10. Find the smaller number.

दो संख्याये 5:4 के अनुपात में है, और उनका अन्तर 10 है, छोटी संख्या ज्ञात कीजिए।

Q.10 What values of K If the roots of the equation x² + 2 (K-4)x + 2K = 0 are equal.

K का मान क्या होगा यदि x² + 2 (K-4)x + 2K = 0 के मूल बराबर हों?

Solution

Q.1. (B)

k(a² + b²)= c²

k(b² + c²)= a²

k(c² + a²)= b²

2k(a² + b²+ c²)= a² + b² + c²

k = ½

Q.2. (B)
Base = 2×6
Height = 6
Area =

Q.3. (A)

SSC CHSL Quiz : Quantitative Aptitude | 01 - 03 - 18

Q.4. (D)
16M × 15 = 20W × 16
M : W = 4 : 3
Q.5 (D)
9 × 8 ×19 × 7 =9576
9576-3=9573
Q.6 (B)
18Pen +23Pencils =231
7 Pen + 13 pencils = 102
Pencil =3, Pen = 9
4×9+9×3 =63
Q.7) C
160×10% =16